Device shell



FIG. 1 is a front perspective view of the device shell;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is s top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

Features shown in broken lines depict environment and form no part of the claimed design. 

CLAIM The ornamental design for a device shell, as shown and described. 